West Point Elementary (Data source)
Source data for West Point Elementary
2015
| Step 1 | Step 2 | Step 3 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
| Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
| 3 | 164047 | 2385 | - | 2436 | = | -51 | * | (18 | / | 49) | = | -18.73469384 | ||
| 4 | 164048 | 2417 | - | 2485 | = | -68 | * | (11 | / | 49) | = | -15.26530606 | ||
| 5 | 164051 | 0 | - | 2528 | = | * | (10 | / | 49) | = | ||||
| 6 | 164052 | 2431 | - | 2552 | = | -121 | * | (10 | / | 49) | = | -24.69387747 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for West Point Elementary | -59 | ||||||||||||
2016
| Step 1 | Step 2 | Step 3 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
| Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
| 3 | 4897 | 2389 | - | 2436 | = | -47 | * | (11 | / | 46) | = | -11.2391304 | ||
| 4 | 4899 | 2457 | - | 2485 | = | -28 | * | (16 | / | 46) | = | -9.73913041 | ||
| 5 | 4901 | 0 | - | 2528 | = | * | (9 | / | 46) | = | ||||
| 6 | 4904 | 0 | - | 2552 | = | * | (10 | / | 46) | = | ||||
| Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for West Point Elementary | -21 | ||||||||||||
2017
| Step 1 | Step 2 | Step 3 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
| Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
| 3 | 4992 | 2397 | - | 2436 | = | -39 | * | (14 | / | 45) | = | -12.13333333 | ||
| 4 | 4993 | 2445 | - | 2485 | = | -40 | * | (11 | / | 45) | = | -9.77777776 | ||
| 5 | 4996 | 0 | - | 2528 | = | * | (0 | / | 45) | = | ||||
| 6 | 4997 | 0 | - | 2552 | = | * | (0 | / | 45) | = | ||||
| Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for West Point Elementary | -22 | ||||||||||||
2018
| Step 1 | Step 2 | Step 3 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
| Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
| 3 | 4979 | 2388 | - | 2436 | = | -48 | * | (16 | / | 57) | = | -13.47368419 | ||
| 4 | 4982 | 2468 | - | 2485 | = | -17 | * | (17 | / | 57) | = | -5.07017544 | ||
| 5 | 4983 | 0 | - | 2528 | = | * | (0 | / | 57) | = | ||||
| 6 | 4986 | 2524 | - | 2552 | = | -28 | * | (14 | / | 57) | = | -6.87719298 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for West Point Elementary | -25 | ||||||||||||
2019
| Step 1 | Step 2 | Step 3 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
| Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
| 3 | 5010 | 2400 | - | 2436 | = | -36 | * | (12 | / | 55) | = | -7.85454545 | ||
| 4 | 5011 | 2423 | - | 2485 | = | -62 | * | (15 | / | 55) | = | -16.90909086 | ||
| 5 | 5012 | 2503 | - | 2528 | = | -25 | * | (17 | / | 55) | = | -7.72727273 | ||
| 6 | 5013 | 2458 | - | 2552 | = | -94 | * | (11 | / | 55) | = | -18.8 | ||
| Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for West Point Elementary | -51 | ||||||||||||
Last steps
Compute the average
| 2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
|---|---|---|---|---|---|---|
| -59 | -21 | -22 | -25 | -51 | -178.0 | -35.6 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 15.4
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: -86.6
For the lines, you have the data necessary to plot the chart.
Very last step
The percent of students getting a Free or Reduced Price Meal comes from the following sources:
| 2015 | 2016 | 2017 | 2018 | 2019 | |
|---|---|---|---|---|---|
| Percent | 82% | 99% | 74% | 74% | 82% |
| Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Calaveras Unified school district | County of Calaveras
THIS chart shows what the school system "wants"
PLUS a "special" or "outside" cause of variation: wealth/poverty.
NOT what teachers want.
NOT what principals want.
NOT what parents want.
West Point Elementary math proficiency
Zero+ meets standard.
70% less $meal
99% less $meal
65% less $meal
67% less $meal
71% less $meal
• Any result above zero is proficient; below is not proficient. • There is a 99% chance that results will remain the same in coming years, which is to say, between the Upper and Lower Control Limits (the gray lines). • The houses with the % of students receiving a Free or Reduced Price Meal is a measure of wealth/poverty.
Elementary School (Public) schools in Calaveras Unified (6)
| Jenny Lind Elementary | Mokelumne Hill Elementary | Rail Road Flat Elementary |
| San Andreas Elementary | Valley Springs Elementary | West Point Elementary |